JEGS 83448 Cylinder Head Bolt is specifically made for GM Gen V LT Engines. This bolt requires the use of a 15 mm socket or wrench for proper installation.

JEGS 555-83448 Notes:

• The bolts in this kit are torque-to-yield design. This type of bolt is a one-time use fastener that stretches during the torquing process and cannot be reused once installed.
• 19 bolts required per engine